Weather service meteorologist Casey Oswant: “The storm is collapsing in on itself, so there is not a super defined core anymore. The closest thing is over coastal waters.”
Potential impacts from the flooding rain are still unfolding across the area of most concern, namely the San Gabriel Mountain and Antelope Valley of Los Angeles County.
Half an inch of rain recorded at San Diego International Airport.
CNN: Southwest and Frontier suspend flights at Ontario International Airport.
From Pasadena Unified: "Schools are expected to be open on Monday, August 21, 2023. We will send another update at 5:00 pm today. Stay safe!"
Sierra Madre Police will increase patrols to make sure Sierra Madre is safe.
Also, residents are encouraged to:
Southern California Red Cross opened shelters in response to Tropical Storm Hilary. The opened shelters are located in Imperial County, San Bernardino County, Riverside County and Orange County.
Reminder to stay away from County waterways and river channels during and after storms. The swift moving water can be very powerful and even dangerous.